Pale Smartweed (Persicaria lapathifolia (L.) Delarbre)
Also known as curlytop knotweed; also classified as Polygonum lapathifolium L.
↑Range - Expand
| Legend | Color |
| Native | |
| Native or Not Present | |
| Native or Expanded |
This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.
Although this plant occurs somewhere in each of these regions, it may only occur in a small part of some or all of them.
↑Links & External Resources
• Polygonum lapathifolium (curlytop knotweed) | USDA PLANTS Database (About This Site)
• Pale Smartweed | iNaturalist (About This Site)
• Polygonum lapathifolium (pale persicaria) | CABI Invasive Species Compendium (About This Site)
• Persicaria lapathifolia | Biota of North America Project (BONAP) (About This Site)
• Persicaria lapathifolia | Flora of North America (About This Site)
• Persicaria lapathifolia | Missouri Plants (About This Site)
• Curlytop Knotweed | Maryland Biodiversity Project (About This Site)
• Persicaria lapathifolia (Nodding Smartweed) | Minnesota Wildflowers (About This Site)
• Persicaria lapathifolia (L.) Gray (Dock-leaf Smartweed, Pale Smartweed) | Digital Atlas of the Virginia Flora (About This Site)
